276 PROCEEDINGS OF THE GEOLOGICAL SOCIETY. [Feb. 22, 



Table I. {continued). 



Pecten pictus, Goldf. 



' Deshayesii, Nyst 



furfuraceus, A. Braun 



, 3 species undetermined 



Pinsequalis, A. Braun. 



? decussatus, Munst. and Goldf. 



? striatus, Munst. and Goldf. 



Spondylus auriculatus, Nyst 



.sp.n 



Ostrea callifera, Lamk 



= 0. Collmii, Marian. 



mutabilis, Desk 



flabellula, Lamk 



= O. rhenana, Merian. 



Plicatula, sp. (rare) 



Anomi a tenuistriata, Desh 



Terebratula 



Cleodora ? 



D entalium entalis , Gmel. 



Kickxii, Nyst 



fissura, Lamk 



Patella moguntiaca, A. Braun 



, n. sp 



Emarginula Nystiana, Bosq 



, n. sp 



Calyptrsa striatella, Nyst 



Capulus, uncertain 



Crepidula, uncertain 



Natica gigantea, A. Braun 



= iV. crassatina, Lamk. 



= A^. maxima, Grat. 

 glaucinoides, Sow 



= N. Guilleminii, Payr. & Bronn. 



var. (3. major. 



crassa, Nyst 



Hantoniensis, Sow 



Bronni, Merian 



Nerita rhenana, Thom 



, sp. (major) 



Neritina concava, Sow 



= N. pisum, Merian. 



pisiformis, Fer 



Volvaria acutiuscula, Sow 



Tornatella sulcata, Lamk 



siraulata, Brand. 



Ringicula, sp. uncert 



Pyramidella cancellata, Nyst 



subulata, Merian 



, 2 sp. uncert 



Niso terebellata, Risso 



Eulima subulata, Risso 



Belgium. 



t3 



3 M S C 



